Revision: 6507
Author: [email protected]
Date: Wed Jan 26 19:22:08 2011
Log: ARM: Implement DoInstanceOfAndBranch in the lithium code generator.
BUG=none
TEST=none
Review URL: http://codereview.chromium.org/6364007
http://code.google.com/p/v8/source/detail?r=6507
Modified:
/branches/bleeding_edge/src/arm/lithium-arm.cc
/branches/bleeding_edge/src/arm/lithium-codegen-arm.cc
=======================================
--- /branches/bleeding_edge/src/arm/lithium-arm.cc Wed Jan 26 00:03:48 2011
+++ /branches/bleeding_edge/src/arm/lithium-arm.cc Wed Jan 26 19:22:08 2011
@@ -1028,8 +1028,8 @@
} else if (v->IsInstanceOf()) {
HInstanceOf* instance_of = HInstanceOf::cast(v);
LInstruction* result =
- new LInstanceOfAndBranch(Use(instance_of->left()),
- Use(instance_of->right()));
+ new LInstanceOfAndBranch(UseFixed(instance_of->left(), r0),
+ UseFixed(instance_of->right(), r1));
return MarkAsCall(result, instr);
} else if (v->IsTypeofIs()) {
HTypeofIs* typeof_is = HTypeofIs::cast(v);
=======================================
--- /branches/bleeding_edge/src/arm/lithium-codegen-arm.cc Wed Jan 26
12:48:48 2011
+++ /branches/bleeding_edge/src/arm/lithium-codegen-arm.cc Wed Jan 26
19:22:08 2011
@@ -1991,7 +1991,16 @@
void LCodeGen::DoInstanceOfAndBranch(LInstanceOfAndBranch* instr) {
- Abort("DoInstanceOfAndBranch unimplemented.");
+ ASSERT(ToRegister(instr->InputAt(0)).is(r0)); // Object is in r0.
+ ASSERT(ToRegister(instr->InputAt(1)).is(r1)); // Function is in r1.
+
+ int true_block = chunk_->LookupDestination(instr->true_block_id());
+ int false_block = chunk_->LookupDestination(instr->false_block_id());
+
+ InstanceofStub stub(InstanceofStub::kArgsInRegisters);
+ CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
+ __ tst(r0, Operand(r0));
+ EmitBranch(true_block, false_block, eq);
}
--
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